Factor each expression
59. s^2-20s+100
61. r^2-64
63. 25m^2+80m+64
65. g^2-225
67. 36h^2-12h+1
69. 32v^2-8

Ben wants to play a carnival game that costs $2. in his pocket he has 5 red tickets worth 35 cents each, and 15 blue tickets worth 10 cents each. which of the following systems of inequalities correctly represents the constraints on the variables in this problem? let represent the red tickets and b represent the blue tickets.

Solve: 25 points find the fifth term of an increasing geometric progression if the first term is equal to 7−3 √5 and each term (starting with the second) is equal to the difference of the term following it and the term preceding it.

What is the scale factor of two similar pyramids with volumes of 64 cubic feet and 8 cubic feet